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@@ -12,7 +12,7 @@ Currently we support the following radiosonde types for position decoding:
 * Vaisala RS92 (experimental support for the RS92-NGP)
 * Vaisala RS41
 * Graw DFM06/DFM09/DFM17/PS-15
-* Meteomodem M10
+* Meteomodem M10 & M20
 * Intermet iMet-4 (and 'narrowband' iMet-1 sondes)
 * Lockheed Martin LMS6, 400 MHz and 1680 MHz variants (including the new 'LMS-X' type)
 * Meisei iMS-100